Home / 155,606.40-233,383.86-55,751.76

Finding the Fourth Proportional to 155,606.40, 233,383.86 and 55,751.76

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Solution

The fourth proportional to 155,606.40, 233,383.86 and 55,751.76 is: 83,618.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,606.40 : 233,383.86 = 55,751.76 : x
  2. Step 2: Convert to fraction form
    155,606.40/233,383.86 = 55,751.76/x
  3. Step 3: Cross multiply
    155,606.40x = 233,383.86 × 55,751.76
  4. Step 4: Simplify right side
    155,606.40x = 13,011,560,950.59
  5. Step 5: Solve for x
    x = 13,011,560,950.59/155,606.40
  6. Step 6: Final answer
    x = 83,618.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.